Home / 16,827.55-25,239.30-6,965.80

Finding the Fourth Proportional to 16,827.55, 25,239.30 and 6,965.80

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Solution

The fourth proportional to 16,827.55, 25,239.30 and 6,965.80 is: 10,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.55 : 25,239.30 = 6,965.80 : x
  2. Step 2: Convert to fraction form
    16,827.55/25,239.30 = 6,965.80/x
  3. Step 3: Cross multiply
    16,827.55x = 25,239.30 × 6,965.80
  4. Step 4: Simplify right side
    16,827.55x = 175,811,915.94
  5. Step 5: Solve for x
    x = 175,811,915.94/16,827.55
  6. Step 6: Final answer
    x = 10,447.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.